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Looking for advice on hardening IOS router configuration to help protect against DoS attacks (not necessarily against the router itself, but a target downstream). We've seen a few DoS attacks in recent months (UDP flood) that are saturating our upst...
I'm working on an encryption delay problem with an ASA 5510. We have a server hosting a web service - when accessing that site directly over the internet from a specific location, we're seeing sub 100ms responses consistently. We then configured a si...
Have a dilemma with max vlans. We're a service provider, and as such, we give each customer their own dedicated subnet and VLAN. The basic topology is 4500's as distribution switches and 2960's as access switches. We have ESX/HV hosts running off of ...
For anyone who might run into this issue in the future, we experienced the same problem, but the Cisco documentation is actually backwards. Entering static MAC addresses for the CAM table CAUSES the high CPU instead of preventing it. See my blog post...
Thanks Jon. Unfortunately, we lease space at a datacenter, so we have to put switches and hardware whever there is room, and that doesn't necessarily mean in close physical proximity to other systems.I'm interested what other service providers do in ...
